condition mean min max 12pM Fe,Midday 16.8169 16.8169 16.8169 12pM Fe,Midnight 15.6355 15.2395 16.0315 58pM Fe,Midday 12.8963 12.8963 12.8963 58pM Fe,Midnight 16.80522857142857 0.0 22.6142 233pM Fe,Midnight 42.505066666666664 39.5755 45.0002 1160pM Fe,Midday 7.85074 5.0983 12.0026 1160pM Fe,Midnight 20.7754975 2.25335 60.4879 High carbon,Dark 52.38232 17.2656 118.923 High carbon,Light 34.30158307692308 0.0 107.254 Low carbon,Dark 19.1288 19.1288 19.1288 Phloroglucinol 12.595066666666666 4.0756 20.7246 Silicon starvation,12h 53.742 53.742 53.742